Exercise logic.propositional.dnf
Description
Proposition to DNF
Derivation
![](http://ideas.cs.uu.nl/images/external.png)
~~p || ~~((F || q) /\ (r || q))
⇒ logic.propositional.notnotp || ~~((F || q) /\ (r || q))
⇒ logic.propositional.notnotp || ((F || q) /\ (r || q))
⇒ logic.propositional.falsezeroorp || (q /\ (r || q))
⇒ logic.propositional.absorpandp || q